-73.91% is the change from 985 to 257
Calculation steps:
[( 257 - 985 ) ÷ 985] x 100 = -73.91%
Formula
Percentage change = [(257 - 985) / 985] x 100
Subtract the new number by the original number
257 - 985 = -728
-728 ÷ 985 = -0.7390862944162436
-0.7390862944162436 x 100 = -73.91%